Bug 862061 - [SMS][MMS] contacts without a phone number entry will break the contacts lookup in the Sms app r=julienw

- Users can't send texts to contacts that don't have numbers, so don't render contacts that are missing phone numbers (parity: iOS, Android)

Signed-off-by: Rick Waldron <waldron.rick@gmail.com>
Merge pull request #9193 from rwldrn/862061

Bug 862061 - [SMS][MMS] contacts without a phone number entry will break the SMS app r=julien